Patents by Inventor Jeong-Ho Hwang
Jeong-Ho Hwang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 10886348Abstract: A display device including a display area and a non-display area disposed around the display area. The device includes a substrate; and at least one pad terminal disposed in the non-display area on the substrate and including an uneven surface in which concave portions and convex portion are electrically connected to each other.Type: GrantFiled: May 9, 2019Date of Patent: January 5, 2021Assignee: Samsung Display Co., Ltd.Inventors: Byoung Yong Kim, Jeong Ho Hwang
-
Patent number: 10756045Abstract: A connecting device for connecting a circuit chip to a substrate is provided. The connecting device includes: a main body having a first opening and a second opening; a vibration part on the main body, the vibration part being configured to vibrate the main body; and an intake part coupled with the first and second openings to adsorb the circuit chip to the main body. Both the first and second openings are open at a surface of the main body to which the circuit chip is adsorbed, and the second opening is arranged in the first opening on a plane.Type: GrantFiled: January 24, 2018Date of Patent: August 25, 2020Assignee: Samsung Display Co., Ltd.Inventors: Seung Hwa Ha, Seung Soo Ryu, Jeong Ho Hwang
-
Publication number: 20200260579Abstract: A display device according to an exemplary embodiment includes: a substrate including a display region configured to display an image, and a pad region positioned around the display region; and a first pad unit positioned on the pad region, wherein the first pad unit includes a first terminal region including a plurality of first pad terminals arranged in a first pattern, and a second terminal region including a plurality of second pad terminals arranged in a second pattern different from the first pattern.Type: ApplicationFiled: April 28, 2020Publication date: August 13, 2020Inventors: Byoung Yong KIM, Jong Hyuk LEE, Jeong Ho HWANG
-
Patent number: 10727440Abstract: A display device includes a substrate including a display area and a peripheral area outside the display area, the peripheral area including a bendable bending region, a display member on the display area of the substrate to display an image, and a protection film under the substrate, the protection film including a groove at a position corresponding to the bending region of the peripheral area, wherein the groove includes a bottom surface and inner walls extending from the bottom surface to a surface of the protection film, a boundary part being defined at an intersection of each inner wall with the surface of the protection film, and wherein boundary parts adjacent to opposite ends of the protection film are separated from the opposite ends of the protection film, respectively.Type: GrantFiled: July 25, 2017Date of Patent: July 28, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Byoung Yong Kim, Jeong Ho Hwang
-
Patent number: 10705393Abstract: A display device includes a display substrate including a display area and a pad region, a first pad portion including a plurality of first pad terminals, the plurality of first pad terminals being arranged in a first direction, and a printed circuit board (PCB) including a base film and a second pad portion. The second pad is electrically connected to the first pad portion. The second pad portion includes a plurality of second pad terminals electrically connected to the plurality of first pad terminals, and a plurality of first test lines. The plurality of second pad terminals includes a plurality of sub-pad terminals. One of the plurality of first lines is connected to a first sub-pad terminal of the plurality of sub-pad terminals, and a second sub-pad terminal of the plurality of sub-pad terminals is not connected to any of the plurality of first lines.Type: GrantFiled: December 10, 2019Date of Patent: July 7, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Byoung Yong Kim, Jong Hyuk Lee, Jeong Ho Hwang
-
Publication number: 20200203390Abstract: A display device includes a substrate including a display area to display an image and a pad area positioned around the display area; a first pad unit disposed on the pad area, and including a first terminal region having a plurality of first pad terminals arranged in a first direction; and a printed circuit board including a base film and a second pad unit positioned at one side of the base film, the second pad unit being coupled with the first pad unit by electrically connecting with the plurality of first pad terminals.Type: ApplicationFiled: March 5, 2020Publication date: June 25, 2020Inventors: Byoung Yong KIM, Jong Hyuk Lee, Jeong Ho Hwang
-
Patent number: 10674605Abstract: A display device according to an exemplary embodiment includes: a substrate including a display region configured to display an image, and a pad region positioned around the display region; and a first pad unit positioned on the pad region, wherein the first pad unit includes a first terminal region including a plurality of first pad terminals arranged in a first pattern, and a second terminal region including a plurality of second pad terminals arranged in a second pattern different from the first pattern.Type: GrantFiled: July 12, 2017Date of Patent: June 2, 2020Assignee: Samsung Display Co., Ltd.Inventors: Byoung Yong Kim, Jong Hyuk Lee, Jeong Ho Hwang
-
Patent number: 10643931Abstract: A semiconductor chip includes: a base substrate; a conductive pad on one surface of the base substrate; an insulating layer on the one surface of the base substrate and having an opening exposing a portion of the conductive pad; and a bump on the exposed portion of the conductive pad and on the insulating layer around the opening. The bump includes a plurality of concave portions corresponding to the opening and is arranged in a longitudinal direction of the bump.Type: GrantFiled: August 24, 2017Date of Patent: May 5, 2020Assignee: Samsung Display Co., Ltd.Inventors: Seung Hwa Ha, Jung Yun Jo, Byoung Yong Kim, Jeong Do Yang, Jeong Ho Hwang
-
Publication number: 20200110300Abstract: A display device includes a display substrate including a display area and a pad region, a first pad portion including a plurality of first pad terminals, the plurality of first pad terminals being arranged in a first direction, and a printed circuit board (PCB) including a base film and a second pad portion. The second pad is electrically connected to the first pad portion. The second pad portion includes a plurality of second pad terminals electrically connected to the plurality of first pad terminals, and a plurality of first test lines. The plurality of second pad terminals includes a plurality of sub-pad terminals. One of the plurality of first lines is connected to a first sub-pad terminal of the plurality of sub-pad terminals, and a second sub-pad terminal of the plurality of sub-pad terminals is not connected to any of the plurality of first lines.Type: ApplicationFiled: December 10, 2019Publication date: April 9, 2020Inventors: Byoung Yong Kim, Jong Hyuk Lee, Jeong Ho Hwang
-
Patent number: 10600819Abstract: A display device includes a substrate including a display area to display an image and a pad area disposed around the display area; and a first pad unit positioned on the pad area, and including a first terminal region having a plurality of first pad terminals arranged in a first direction, in which each of the plurality of first pad terminals includes: a plurality of first connection pad terminals arranged in a first row disposed at a first angle relative to the first direction; a plurality of second connection pad terminals spaced apart from the plurality of first connection pad terminals, and arranged in a second row disposed at a second angle relative to the first direction; and a first terminal connection line configured to connect one of the plurality of first connection pad terminals and one of the plurality of second connection pad terminals, and having at least one bent shape.Type: GrantFiled: August 28, 2017Date of Patent: March 24, 2020Assignee: Samsung Display Co., Ltd.Inventors: Byoung Yong Kim, Jong Hyuk Lee, Jeong Ho Hwang
-
Patent number: 10573852Abstract: A display device includes a flexible base layer including a first portion and a second portion. A display unit is disposed on a first surface of the first portion. The display unit includes a light emitting element. A driving circuit is disposed on a first surface of the second portion. The driving circuit includes a driving chip. A first support member is disposed on a second surface of the first portion opposite the first surface. A second support member is disposed on a second surface of the second portion. The second support member includes a first opening overlapping the driving circuit. The second surface of the second portion is on an opposite side of the second portion from the first surface of the second portion. A first reinforcing member is disposed in the first opening. The first reinforcing member includes a different material from the second support member.Type: GrantFiled: September 17, 2018Date of Patent: February 25, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Byoung Yong Kim, Jeong Ho Hwang
-
Patent number: 10539842Abstract: A display device includes a display substrate including a display area and a pad region, a first pad portion including a plurality of first pad terminals, the plurality of first pad terminals being arranged in a first direction, and a printed circuit board (PCB) including a base film and a second pad portion. The second pad is electrically connected to the first pad portion. The second pad portion includes a plurality of second pad terminals electrically connected to the plurality of first pad terminals, and a plurality of first test lines. The plurality of second pad terminals includes a plurality of sub-pad terminals. One of the plurality of first lines is connected to a first sub-pad terminal of the plurality of sub-pad terminals, and a second sub-pad terminal of the plurality of sub-pad terminals is not connected to any of the plurality of first lines.Type: GrantFiled: June 29, 2017Date of Patent: January 21, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Byoung Yong Kim, Jong Hyuk Lee, Jeong Ho Hwang
-
Patent number: 10526925Abstract: The present invention relates to a supercritical CO2 power generation system of a series recuperative type. According to an embodiment of the present invention, an inlet temperature of a turbine can be increased to increase a work of the turbine, thereby realizing a cycle design having improved turbine efficiency. Further, the number and diameter of pipes connected to a heat exchanger using an external heat source can be reduced to reduce the plumbing related costs, thereby improving economical efficiency.Type: GrantFiled: September 7, 2017Date of Patent: January 7, 2020Assignee: Doosan Heavy Industries Construction Co., LtdInventors: Byoung Gu Bak, Seung Gyu Kang, Jeong Ho Hwang, Eung Chan Lee, Cheol Rae Jeong
-
Patent number: 10515881Abstract: A substrate includes a base substrate, and a pad at one side of the base substrate, wherein the pad comprises: a first conductive pattern on the base substrate, an insulating layer including a plurality of contact holes exposing a portion of the first conductive pattern, and second conductive patterns separately on the insulating layer and connected to the first conductive pattern through the plurality of contact holes, wherein side surfaces of the second conductive patterns are exposed.Type: GrantFiled: November 30, 2017Date of Patent: December 24, 2019Assignee: Samsung Display Co., Ltd.Inventors: Byoung Yong Kim, Jong Hyuk Lee, Jeong Ho Hwang
-
Patent number: 10504986Abstract: A display device includes: a substrate; a pad portion in a non-display area of the substrate and including a plurality of pads; a driver arranged at the pad portion to contact the pads; an interlayer insulating layer on the substrate; and an auxiliary layer in the non-display area, and each of the pads includes a first pad electrode, a second pad electrode, and a third pad electrode, which are sequentially arranged on the substrate, a width of the third pad electrode is greater than a width of the second pad electrode and a width of the first pad electrode, and a thickness of the auxiliary layer between the third pad electrode and the interlayer insulating layer is thicker than a thickness of the auxiliary layer between the third pad electrode and the second pad electrode.Type: GrantFiled: December 8, 2017Date of Patent: December 10, 2019Assignee: Samsung Display Co., Ltd.Inventors: Byoung Yong Kim, Seung-Soo Ryu, Jung Yun Jo, Jeong Ho Hwang
-
Publication number: 20190348487Abstract: A display device including a display area and a non-display area disposed around the display area. The device includes a substrate; and at least one pad terminal disposed in the non-display area on the substrate and including an uneven surface in which concave portions and convex portion are electrically connected to each other.Type: ApplicationFiled: May 9, 2019Publication date: November 14, 2019Inventors: Byoung Yong Kim, Jeong Ho Hwang
-
Patent number: 10411045Abstract: A display device includes a substrate and a first pad. The substrate includes a display area to display an image, and a pad area outside the display area. The first pad is in the pad area, and includes first pad terminals extending parallel to one another in a first direction. The first pad terminals include: first connection pad terminals arranged along a first column that forms a first slope angle with the first direction; second connection pad terminals spaced apart from the first connection pad terminals and arranged along a second column that forms a second slope angle with the first direction; and a first dummy pad terminal between a pair of adjacent first connection pad terminals among the first connection pad terminals along the first column. The first dummy pad terminal and the first connection pad terminals are in different layers than one another.Type: GrantFiled: September 6, 2017Date of Patent: September 10, 2019Assignee: Samsung Display Co., Ltd.Inventors: Byoung Yong Kim, Jeong Ho Hwang
-
Patent number: 10405437Abstract: A display device includes a display substrate and a printed circuit board (PCB). The display substrate includes a display area to display an image, and includes a pad area outside the display area. The PCB is bonded to a surface of the display substrate in the pad area. The PCB includes a base film, first terminal wires positioned at the base film, second terminal wires positioned at the base film, first sub-pad terminals electrically connected to the first terminal wires through contact holes formed in the base film, and second sub-pad terminals directly and electrically connected to the second terminal wires without contact holes. The first sub-pad terminals and the second sub-pad terminals are alternately arranged. The first terminal wires and the second terminal wires are, in a view normal to the surface, spaced apart from one another.Type: GrantFiled: August 14, 2017Date of Patent: September 3, 2019Assignee: Samsung Display Co., Ltd.Inventors: Seung-Hwa Ha, Jeong Do Yang, Jung Yun Jo, Jeong Ho Hwang
-
Patent number: 10385737Abstract: A device for controlling a supply of a working fluid to a power generation cycle with a compressor compressing the working fluid and a precooler cooling the working fluid supplied to the compressor comprises a storage tank storing the working fluid supplied to the power generation cycle and a flotation tank disposed between the precooler and the compressor to flow or temporarily store the working fluid, wherein a pressure within the flotation tank and a flow rate of the working fluid are controlled based on pressures at an inlet of the compressor and an outlet of the precooler.Type: GrantFiled: March 21, 2018Date of Patent: August 20, 2019Assignee: Doosan Heavy Industries Construction Co., LtdInventors: Sang Sin Park, Seung Gyu Kang, Jeong Ho Hwang, Hyo Seong Lee
-
Patent number: 10371015Abstract: A supercritical CO2 generation system for a parallel recuperative type capable of improving generation efficiency and saving costs is disclosed. According to the supercritical CO2 generation system according to the exemplary embodiment, a compression ratio of a turbine can be increased by arranging recuperators in parallel, thereby maximizing work of the turbine.Type: GrantFiled: September 7, 2017Date of Patent: August 6, 2019Assignee: Doosan Heavy Industries Construction Co., LtdInventors: Cheol Rae Jeong, Seung Gyu Kang, Jeong Ho Hwang, Byoung Gu Bak, Eung Chan Lee